1) Which of the following questions should a medical assistant ask a patient prior to obtaining a blood specimen for a lipid panel? a) "Do you smoke cigarettes?" b) "When was the last time you had anything to eat or drink?" c) "Do you have any medical allergies?" d) "Have you taken acetaminophen within the last 12 hours?" 2) Which of the following often requires chain of custody documentation? a) Blood cultures b) Drug screenings c) Chemistry studies d) Plasma determinations 3) A medical assistant is performing a phlebotomy draw on a patient who reports feeling lightheaded and restless. Which of the following actions should the assistant take? a) Ask the patient to take some deep breaths. b) Finish the procedure as quickly as possible. c) Stop the procedure and alert the provider. d) Have the patient squeeze the assistant’s hand for comfort. 4) While preparing the phlebotomy equipment for a blood draw, the medical assistant notices the patient appears very anxious. Which of the following questions should the assistant ask the patient to ensure the patient's safety? a) "Would you like some water?" b) "Can you sit still for the procedure?" c) "Why are you so anxious?" d) "Have you ever fainted during a phlebotomy test?" 5) Which of the following steps should a medical assistant take if they are unsure which tube to use when obtaining a blood specimen? a) Draw one tube of each color to ensure one of them is the appropriate tube b) Ask another medical assistant. c) Draw one extra red-top tube. d) Consult the laboratory reference manual. 6) How many times should an EDTA tube be inverted? a) 2 to 4 times b) 4 to 6 times c) 6 to 8 times d) 8 to 10 times 7) Which of the following additives is found in light blue blood tubes? a) Serum separator gel b) Clot activator c) Sodium citrate d) Lithium heparin 8) In which of the following places should a medical assistant first attempt to locate a vein? a) Antecubital space b) Foot c) Wrist d) Back of the hand 9) Which of the following is the preferred alcohol concentration for disinfecting the skin prior to a phlebotomy test? a) 70% b) 40% c) 90% d) 100% 10) Which of the following color tubes should be drawn first? a) Green b) Red c) Gray and red marbled d) Lavender 11) Which of the following is the appropriate needle size when using a butterfly system? a) 20-gauge, ⅝-inch b) 20-gauge, ½-inch c) 22-gauge, ¼-inch d) 22-gauge, ½-inch 12) Which of the following is a postanalytical consideration in phlebotomy? a) Improper data entry b) Insufficient quantity for testing c) Mislabeling of specimen tubes d) Error in patient identification 13) Which of the following is the minimum amount of time a medical assistant should instruct a patient to leave their bandage in place following a phlebotomy or capillary puncture? a) 5 min b) 15 min c) 10 min d) 20 min 14) Which of the following is a characteristic of collecting timed specimens? a) They require specific preparation of the skin. b) They monitor therapeutic medication levels. c) They must be collected in the morning. d) They must be obtained from the basilic vein. 15) How long should serum specimens be allowed to clot prior to centrifugation? a) 30 min b) 2 hr c) 5 min d) 15 min 16) A medical assistant is preparing to centrifuge a blood sample when they notice the centrifuge is 3 months overdue for calibration. Which of the following actions should the assistant take? a) Attempt to calibrate the device themselves b) Run the sample. c) Notify the laboratory supervisor and use another device. d) Remove the service label and use the centrifuge. 17) Which of the following information should be included on a laboratory requisition form? a) Provider's tax identification number b) Patient's height c) Patient's weight d) . Diagnosis code 18) How should critical laboratory values be handled when they are received at the office? a) Call the patient and ask them to schedule an appointment b) Enter the values in the patient's chart. c) Report the critical values to the provider right away and document that the provider was notified. d) Ask the nurse to check the report. 19) How should light-sensitive samples be prepared for transport? a) They should be wrapped in foil. b) They should be placed in gauze c) They should be positioned in an ice bath d) They should be rolled in a biohazard bag. 20) A clinic has just received laboratory results for a patient indicating an error with the sample. Which of the following actions should the medical assistant take first? a) Schedule a follow-up appointment with the patient. b) Input the results in the patient's medical record. c) Forward the results and alert the ordering provider. d) Call the patient to inform them a mistake was made in the laboratory

Phlebotomy

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